public void Dispose()
{
if (_modbus != null)
{
StopTakingData();
_modbus.Close();
_modbus = null;
}
}
public void StartModbusCommunication()
{
InStartupMode = true;
if (_modbus == null)
{
_modbus = new WSMBSControl();
}
if (ModBusIsOn)
{
StopTakingData();
return;
}
String[] comPortsToCheck = { "COM1", "COM2", "COM3", "COM4", "COM5", "COM6", "COM7", "COM8", "COM9", "COM10" };
foreach (string portName in comPortsToCheck)
{
_modbus.Mode = Mode.RTU;
_modbus.PortName = portName;
_modbus.BaudRate = 19200;
_modbus.StopBits = 1;
_modbus.Parity = Parity.None;
_modbus.ResponseTimeout = 950;
_modbus.LicenseKey("0AA1-91A6-7BE9-08B7-1A9A-B68B");
Node1ModResult = _modbus.Open();
if (Node1ModResult != Result.SUCCESS)
{
ModbusError = string.Format("Connecting to radio network {0} - {1}", portName,
_modbus.GetLastErrorString());
ButtonText = "Error";
InStartupMode = false;
ModBusIsOn = false;
}
else
{
//clear the modbus error incase there was one
ModbusError = "Radio Network Connected...";
ModBusIsOn = true;
InStartupMode = true;
_bw.RunWorkerAsync();
return;
}
}
}
/// <summary>
/// 端口连接函数
/// </summary>
/// <param name="sName"></param>
/// <param name="nPort"></param>
/// <returns></returns>
public bool MB_Connect(string sName, int nPort)
{
if (m_nProcotol == 2)
{
tcp_svr = new WSMBTControl();
tcp_svr.LicenseKey("2222222222222222222222222AAF2");
return(WSMBT.Result.SUCCESS == tcp_svr.Connect(sName, nPort));
}
ser_svr = new WSMBSControl();
ser_svr.LicenseKey("2222222222222222222222222F3AA");
ser_svr.PortName = sName;
ser_svr.Parity = Parity.None;
ser_svr.DataBits = 8;
ser_svr.StopBits = 1;
ser_svr.BaudRate = nPort;
bTaskStatus = false;
return(WSMBS.Result.SUCCESS == ser_svr.Open());
}
